6521 | Neighbor Hater Dual Cut Slip-On Muffler - Chrome - FLSB '18-'20 Cabinet Knob Base Color: Black Color/Finish: Black

Base Color: Black Color/Finish: Black For Braking System: with ABS Length: 51

2001-2006 Harley-Davidson FLSTC Heritage Softail Classic

suitable for two people

The RPT designation comes from adapting the design of Cobra's Race-Pro 4" muffler into this 3" size

2025 Harley-Davidson Touring FLTRXSE CVO Road Glide

6521 | Neighbor Hater Dual Cut Slip-On Muffler - Chrome - FLSB '18-'20 Cabinet Knob Base Color: Black Color/Finish: BlackCobra 6521 Dual Cut Muffler for FLSB Chrome A bit louder than Cobra's standard offerings It produces that deep rumble you expect, but with a more emphatic level It has the same sound as the original Neighbor Hater, but in a more sophisticated design Its machined, dual cut tip gives this muffler a high class look to match its roar CALIFORNIA WARNING: The California Air Resources Board ("CARB") does not permit the use of aftermarket exhaust systems that